31 lines
533 B
C
31 lines
533 B
C
#include <sys/stat.h>
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#include <sys/time.h>
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#include <time.h>
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#include <fcntl.h>
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#include <stdio.h>
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const char *filename = "input.txt";
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int main() {
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struct stat foo;
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struct timespec new_times[2];
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if (stat(filename, &foo) < 0) {
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perror(filename);
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return 1;
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}
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/* keep atime unchanged */
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new_times[0] = foo.st_atim;
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/* set mtime to current time */
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clock_gettime(CLOCK_REALTIME, &new_times[1]);
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if (utimensat(AT_FDCWD, filename, new_times, 0) < 0) {
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perror(filename);
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return 1;
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}
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return 0;
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}
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